package com.bwie.groupon.config;

import com.bwie.groupon.entity.GrouponEntity;
import com.rabbitmq.client.Channel;
import org.springframework.amqp.core.*;
import org.springframework.amqp.rabbit.annotation.RabbitListener;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.io.IOException;
import java.util.HashMap;
import java.util.Map;

/**
 * @author DELL
 * #Description MyMQConfig
 * #Date: 2022/5/16 13:38
 */
@Configuration
public class MyMQConfig {

    @RabbitListener(queues = "order.release.order.queue")
    public void listener(GrouponEntity grouponEntity, Channel channel, Message message) throws IOException {
        System.out.println("收到过期的团购信息"+grouponEntity.getFlatsName());
        channel.basicAck(message.getMessageProperties().getDeliveryTag(),false);

    }



    /**
     * #Description 容器中的 都会自动创建 （rabbitmq中没有的）
     * @param  * @param 
     * @return Queue
     * @author 王国海
     * #Date 2022/5/16
     */
    @Bean
    public Queue orderDelayQueue(){

        Map<String, Object> arguments=new HashMap<>();
        arguments.put("x-dead-letter-exchange","order-event-exchange");
        arguments.put("x-dead-letter-routing-key","order.release.order");
        arguments.put("x-message-ttl",60000);

        //String name, boolean durable, boolean exclusive, boolean autoDelete, Map<String, Object> arguments
        Queue queue = new Queue("order.delay.queue", true, false, false,arguments);
        return queue;
    }

    @Bean
    public Queue orderReleaseOrderQueue(){
        Queue queue = new Queue("order.release.order.queue", true, false, false);
        return queue;
    }

    @Bean
    public Exchange orderEventExchange(){
        //String name, boolean durable, boolean autoDelete
        return new TopicExchange("order-event-exchange", true, false);

    }

    @Bean //绑定关系
    public Binding orderCreateBingding(){
        //String destination, Binding.DestinationType destinationType, String exchange, String routingKey, Map<String, Object> arguments
      return   new Binding("order.delay.queue",
                Binding.DestinationType.QUEUE,
                "order-event-exchange",
                "order.create.order",
              null
                );
    }

    @Bean
    public Binding orderReleaseOrderBingding(){

        return   new Binding("order.release.order.queue",
                Binding.DestinationType.QUEUE,
                "order-event-exchange",
                "order.release.order",
                null
        );
    }














}
